4 ms·
That's a good visualization. I also like this one[0], where the spinning rate of each radius is fixed, and the FFT's job is to find the size of each radius. Ano
by giornogiovanna 8y ago
That's a good visualization. I also like this one[0], where the spinning rate of each radius is fixed, and the FFT's job is to find the size of each radius. Another great one is imagining the DFT matrix (which is unitary) as a change of basis.
[0]: https://www.youtube.com/watch?v=k8FXF1KjzY0 https://www.youtube.com/watch?v=k8FXF1KjzY0
- martyalain 8y agoThis one is fine too: https://bl.ocks.org/jinroh/7524988 https://bl.ocks.org/jinroh/7524988
- jmiserez 8y agoI like this one by 3Blue1Brown: https://youtu.be/spUNpyF58BY https://youtu.be/spUNpyF58BY